Deco
abbr. 直接能量转换操作（Direct Energy Conversion Operation）；降低氧消耗（decreasing consumption of oxygen）
🗣️ 情景例句
It's been very nice talking to you.
很高兴与你交谈。
It's not too heavy,but I don't know the exact weight.
它不是太重的，但是我不知道准确的重量。
A great many goods were sent to the exhibition from various parts of the world.
大量的商品从世界各地运送到了博览会，